12638216

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{36739}}^1$

素因数の和:36788

約数の個数: 16

約数和(自身を含む): 24248400

約数和(自身を除く): 11610184

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 36739, 73478, 146956, 293912, 1579777, 3159554, 6319108, 12638216]

約数ペア:

[(1, 12638216), (2, 6319108), (4, 3159554), (8, 1579777), (43, 293912), (86, 146956), (172, 73478), (344, 36739)]